./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 738a2e75c3974a334a4730af8ad8a1bca696e22b6aef9e5670f827b7767c7884 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:29:57,509 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:29:57,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:29:57,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:29:57,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:29:57,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:29:57,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:29:57,583 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:29:57,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:29:57,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:29:57,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:29:57,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:29:57,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:29:57,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:29:57,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:29:57,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:29:57,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:29:57,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:29:57,626 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:29:57,632 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:29:57,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:29:57,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:29:57,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:29:57,646 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:29:57,654 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:29:57,655 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:29:57,655 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:29:57,658 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:29:57,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:29:57,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:29:57,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:29:57,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:29:57,667 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:29:57,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:29:57,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:29:57,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:29:57,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:29:57,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:29:57,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:29:57,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:29:57,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:29:57,677 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:29:57,715 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:29:57,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:29:57,716 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:29:57,717 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:29:57,718 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:29:57,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:29:57,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:29:57,719 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:29:57,719 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:29:57,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:29:57,720 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:29:57,720 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:29:57,720 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:29:57,721 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:29:57,721 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:29:57,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:29:57,721 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:29:57,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:29:57,722 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:29:57,722 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:29:57,723 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:29:57,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:29:57,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:29:57,724 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:29:57,724 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:29:57,724 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:29:57,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:29:57,725 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:29:57,725 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 738a2e75c3974a334a4730af8ad8a1bca696e22b6aef9e5670f827b7767c7884 [2021-11-23 15:29:58,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:29:58,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:29:58,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:29:58,045 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:29:58,046 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:29:58,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c [2021-11-23 15:29:58,156 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/data/298a75e2a/e42c092b4dae42489a2bf1f4ea7d938c/FLAG86dc076af [2021-11-23 15:29:59,381 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:29:59,384 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c [2021-11-23 15:29:59,452 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/data/298a75e2a/e42c092b4dae42489a2bf1f4ea7d938c/FLAG86dc076af [2021-11-23 15:29:59,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/data/298a75e2a/e42c092b4dae42489a2bf1f4ea7d938c [2021-11-23 15:29:59,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:29:59,627 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:29:59,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:29:59,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:29:59,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:29:59,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:29:59" (1/1) ... [2021-11-23 15:29:59,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f6c5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:29:59, skipping insertion in model container [2021-11-23 15:29:59,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:29:59" (1/1) ... [2021-11-23 15:29:59,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:29:59,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:02,844 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[376251,376264] [2021-11-23 15:30:02,895 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:30:03,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:03,097 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:04,586 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[376251,376264] [2021-11-23 15:30:04,599 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:30:04,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:04,717 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:04,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04 WrapperNode [2021-11-23 15:30:04,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:04,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:04,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:04,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:04,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04" (1/1) ... [2021-11-23 15:30:04,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04" (1/1) ... [2021-11-23 15:30:05,373 INFO L137 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12561 [2021-11-23 15:30:05,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:05,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:05,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:05,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:05,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04" (1/1) ... [2021-11-23 15:30:05,386 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04" (1/1) ... [2021-11-23 15:30:05,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04" (1/1) ... [2021-11-23 15:30:05,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04" (1/1) ... [2021-11-23 15:30:05,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04" (1/1) ... [2021-11-23 15:30:06,024 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04" (1/1) ... [2021-11-23 15:30:06,049 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04" (1/1) ... [2021-11-23 15:30:06,118 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:06,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:06,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:06,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:06,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:04" (1/1) ... [2021-11-23 15:30:06,132 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:06,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:06,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:06,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:06,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:30:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:30:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:30:06,236 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:30:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:30:06,236 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:30:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:30:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:30:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:30:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:30:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:30:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:30:06,238 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:30:06,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:06,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:06,417 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:06,434 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:15,682 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:15,809 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:30:15,816 INFO L158 Benchmark]: Toolchain (without parser) took 16186.57ms. Allocated memory was 96.5MB in the beginning and 2.0GB in the end (delta: 1.9GB). Free memory was 49.3MB in the beginning and 1.7GB in the end (delta: -1.6GB). Peak memory consumption was 278.3MB. Max. memory is 16.1GB. [2021-11-23 15:30:15,818 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 96.5MB. Free memory was 49.0MB in the beginning and 49.0MB in the end (delta: 38.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:15,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5090.23ms. Allocated memory was 96.5MB in the beginning and 249.6MB in the end (delta: 153.1MB). Free memory was 49.3MB in the beginning and 142.3MB in the end (delta: -93.0MB). Peak memory consumption was 136.3MB. Max. memory is 16.1GB. [2021-11-23 15:30:15,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 653.92ms. Allocated memory is still 249.6MB. Free memory was 142.3MB in the beginning and 113.6MB in the end (delta: 28.8MB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. [2021-11-23 15:30:15,822 INFO L158 Benchmark]: Boogie Preprocessor took 743.87ms. Allocated memory was 249.6MB in the beginning and 499.1MB in the end (delta: 249.6MB). Free memory was 113.6MB in the beginning and 333.2MB in the end (delta: -219.7MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2021-11-23 15:30:15,824 INFO L158 Benchmark]: RCFGBuilder took 9692.64ms. Allocated memory was 499.1MB in the beginning and 2.0GB in the end (delta: 1.5GB). Free memory was 333.2MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 161.0MB. Max. memory is 16.1GB. [2021-11-23 15:30:15,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 96.5MB. Free memory was 49.0MB in the beginning and 49.0MB in the end (delta: 38.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5090.23ms. Allocated memory was 96.5MB in the beginning and 249.6MB in the end (delta: 153.1MB). Free memory was 49.3MB in the beginning and 142.3MB in the end (delta: -93.0MB). Peak memory consumption was 136.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 653.92ms. Allocated memory is still 249.6MB. Free memory was 142.3MB in the beginning and 113.6MB in the end (delta: 28.8MB). Peak memory consumption was 91.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 743.87ms. Allocated memory was 249.6MB in the beginning and 499.1MB in the end (delta: 249.6MB). Free memory was 113.6MB in the beginning and 333.2MB in the end (delta: -219.7MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9692.64ms. Allocated memory was 499.1MB in the beginning and 2.0GB in the end (delta: 1.5GB). Free memory was 333.2MB in the beginning and 1.7GB in the end (delta: -1.3GB). Peak memory consumption was 161.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:30:15,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 738a2e75c3974a334a4730af8ad8a1bca696e22b6aef9e5670f827b7767c7884 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:30:18,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:30:18,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:30:18,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:30:18,621 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:30:18,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:30:18,629 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:30:18,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:30:18,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:30:18,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:30:18,649 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:30:18,651 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:30:18,652 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:30:18,655 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:30:18,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:30:18,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:30:18,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:30:18,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:30:18,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:30:18,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:30:18,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:30:18,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:30:18,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:30:18,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:30:18,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:30:18,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:30:18,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:30:18,711 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:30:18,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:30:18,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:30:18,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:30:18,715 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:30:18,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:30:18,719 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:30:18,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:30:18,721 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:30:18,722 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:30:18,723 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:30:18,723 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:30:18,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:30:18,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:30:18,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:30:18,772 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:30:18,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:30:18,774 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:30:18,775 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:30:18,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:30:18,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:30:18,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:30:18,777 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:30:18,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:30:18,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:30:18,778 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:30:18,779 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:30:18,779 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:30:18,779 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:30:18,779 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:30:18,780 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:30:18,780 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:30:18,780 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:30:18,780 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:30:18,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:30:18,781 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:30:18,781 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:30:18,781 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:30:18,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:18,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:30:18,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:30:18,782 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:30:18,783 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:30:18,783 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:30:18,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:30:18,783 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:30:18,784 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:30:18,784 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 738a2e75c3974a334a4730af8ad8a1bca696e22b6aef9e5670f827b7767c7884 [2021-11-23 15:30:19,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:30:19,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:30:19,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:30:19,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:30:19,267 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:30:19,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c [2021-11-23 15:30:19,366 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/data/fd65dbfcd/f42a30a1c314456284f677227cacf59d/FLAG90324b63f [2021-11-23 15:30:20,787 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:30:20,788 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c [2021-11-23 15:30:20,845 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/data/fd65dbfcd/f42a30a1c314456284f677227cacf59d/FLAG90324b63f [2021-11-23 15:30:20,927 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/data/fd65dbfcd/f42a30a1c314456284f677227cacf59d [2021-11-23 15:30:20,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:30:20,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:30:20,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:20,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:30:20,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:30:20,996 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:20" (1/1) ... [2021-11-23 15:30:20,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7985f2a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:20, skipping insertion in model container [2021-11-23 15:30:20,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:30:20" (1/1) ... [2021-11-23 15:30:21,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:30:21,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:30:24,008 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[376251,376264] [2021-11-23 15:30:24,056 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:30:24,266 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:24,283 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:30:25,939 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[376251,376264] [2021-11-23 15:30:25,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/sv-benchmarks/c/combinations/Problem05_label41+token_ring.01.cil-1.c[383339,383352] [2021-11-23 15:30:25,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:30:26,086 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:30:26,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26 WrapperNode [2021-11-23 15:30:26,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:30:26,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:26,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:30:26,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:30:26,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26" (1/1) ... [2021-11-23 15:30:26,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26" (1/1) ... [2021-11-23 15:30:26,750 INFO L137 Inliner]: procedures = 47, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12541 [2021-11-23 15:30:26,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:30:26,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:30:26,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:30:26,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:30:26,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26" (1/1) ... [2021-11-23 15:30:26,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26" (1/1) ... [2021-11-23 15:30:26,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26" (1/1) ... [2021-11-23 15:30:26,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26" (1/1) ... [2021-11-23 15:30:27,428 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26" (1/1) ... [2021-11-23 15:30:27,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26" (1/1) ... [2021-11-23 15:30:27,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26" (1/1) ... [2021-11-23 15:30:27,713 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:30:27,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:30:27,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:30:27,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:30:27,737 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:30:26" (1/1) ... [2021-11-23 15:30:27,746 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:30:27,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:30:27,834 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:30:27,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:30:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:30:27,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:30:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2021-11-23 15:30:27,956 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2021-11-23 15:30:27,956 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2021-11-23 15:30:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2021-11-23 15:30:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:30:27,957 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:30:27,957 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2021-11-23 15:30:27,958 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2021-11-23 15:30:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2021-11-23 15:30:27,958 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2021-11-23 15:30:27,958 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2021-11-23 15:30:27,958 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2021-11-23 15:30:27,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:30:27,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:30:28,160 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:30:28,178 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:30:40,770 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:30:40,864 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:30:40,869 INFO L158 Benchmark]: Toolchain (without parser) took 19924.88ms. Allocated memory was 58.7MB in the beginning and 964.7MB in the end (delta: 906.0MB). Free memory was 20.4MB in the beginning and 561.3MB in the end (delta: -540.9MB). Peak memory consumption was 393.9MB. Max. memory is 16.1GB. [2021-11-23 15:30:40,870 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 48.2MB. Free memory was 29.4MB in the beginning and 29.4MB in the end (delta: 30.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:30:40,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5104.39ms. Allocated memory was 58.7MB in the beginning and 241.2MB in the end (delta: 182.5MB). Free memory was 24.5MB in the beginning and 112.5MB in the end (delta: -88.0MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. [2021-11-23 15:30:40,872 INFO L158 Benchmark]: Boogie Procedure Inliner took 661.32ms. Allocated memory is still 241.2MB. Free memory was 112.5MB in the beginning and 102.2MB in the end (delta: 10.4MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2021-11-23 15:30:40,873 INFO L158 Benchmark]: Boogie Preprocessor took 975.82ms. Allocated memory was 241.2MB in the beginning and 482.3MB in the end (delta: 241.2MB). Free memory was 102.2MB in the beginning and 313.8MB in the end (delta: -211.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 15:30:40,874 INFO L158 Benchmark]: RCFGBuilder took 13136.17ms. Allocated memory was 482.3MB in the beginning and 964.7MB in the end (delta: 482.3MB). Free memory was 313.8MB in the beginning and 561.3MB in the end (delta: -247.5MB). Peak memory consumption was 264.8MB. Max. memory is 16.1GB. [2021-11-23 15:30:40,878 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 48.2MB. Free memory was 29.4MB in the beginning and 29.4MB in the end (delta: 30.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5104.39ms. Allocated memory was 58.7MB in the beginning and 241.2MB in the end (delta: 182.5MB). Free memory was 24.5MB in the beginning and 112.5MB in the end (delta: -88.0MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 661.32ms. Allocated memory is still 241.2MB. Free memory was 112.5MB in the beginning and 102.2MB in the end (delta: 10.4MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 975.82ms. Allocated memory was 241.2MB in the beginning and 482.3MB in the end (delta: 241.2MB). Free memory was 102.2MB in the beginning and 313.8MB in the end (delta: -211.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 13136.17ms. Allocated memory was 482.3MB in the beginning and 964.7MB in the end (delta: 482.3MB). Free memory was 313.8MB in the beginning and 561.3MB in the end (delta: -247.5MB). Peak memory consumption was 264.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:30:40,934 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ec1f898-ef35-4cbe-9b96-7d034a7e5a88/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable